Practice Positive And Negative Numbers (8.2.1) - Hexadecimal Representation
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Positive and Negative Numbers

Practice - Positive and Negative Numbers

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the range of values in an 8-bit unsigned binary number?

💡 Hint: Think about the maximum value that can be represented in binary.

Question 2 Easy

How do you represent the decimal number -3 in Two's Complement?

💡 Hint: Use the steps for finding the Two's Complement.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the maximum positive value represented in 8-bit Two's Complement?

255
127
128

💡 Hint: Think about the highest bit being used for the sign.

Question 2

True or False: In Sign Magnitude representation, -0 and +0 are represented the same way.

True
False

💡 Hint: Remember how Sign Magnitude is structured.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Prove that 7 + 7 in 4-bit binary gives an incorrect value due to overflow.

💡 Hint: Review your binary addition.

Challenge 2 Hard

Demonstrate both the Sign Magnitude and Two's Complement representations of -5 and explain the difference.

💡 Hint: Be sure to follow the steps for each representation!

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